然后在下一步的Mesh interfaces中我要定义流固耦合面却发现耦合面也自动生成了，如图3，这我还要定义吗？对结果会有影响吗？我尝试不定义耦合面以及将这个耦合面删了再重新定义耦合面再进行后续设置，但总是出现
Updating solution at time level N... done.
iter continuity x-velocity y-velocity z-velocity energy time/iter
# Divergence detected in AMG solver: temperature -> Increasing relaxation sweeps!
# You may try the enhanced divergence recovery with (rpsetvar 'amg/protective-enhanced? #t)
Error: Divergence detected in AMG solver: temperature
Error: Divergence detected in AMG solver: temperature
Error Object: #f
